<?php

#	Fastfoo - CMS developer under CakePHP / http://fast-foo.com
#	Copyright (C) 2010  Antonio Irlandés García

#	This program is free software: you can redistribute it and/or modify
#	it under the terms of the GNU General Public License as published by
#	the Free Software Foundation, either version 3 of the License, or
#	(at your option) any later version.

#	This program is distributed in the hope that it will be useful,
#	but WITHOUT ANY WARRANTY; without even the implied warranty of
#	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#	GNU General Public License for more details.

#	You should have received a copy of the GNU General Public License
#	along with this program.  If not, see <http://www.gnu.org/licenses/>.

class UrlfriendlyComponent extends Object {

	/**
	 * Parsea una cadena eliminando todo caracter latino o espacios y demas simbolos no permitidos en HTML
	 *
	 * @param string $url cadena que se le pasa para transformar
	 * @return string $url cadena resultante tras el tratamiento
	 */
	function parseUrl($url) {

		// Tranformamos todo a minusculas

		$url = strtolower($url);

		//Rememplazamos caracteres especiales latinos

		$find = array('á', 'é', 'í', 'ó', 'ú', 'ñ', 'ü');

		$repl = array('a', 'e', 'i', 'o', 'u', 'n', 'u');

		$url = str_replace ($find, $repl, $url);

		// Añaadimos los guiones

		$find = array(' ', '&', '\r\n', '\n', '+');
		$url = str_replace ($find, '-', $url);

		// Eliminamos y Reemplazamos demás caracteres especiales

		$find = array('/[^a-z0-9\-<>]/', '/[\-]+/', '/<[^>]*>/');

		$repl = array('', '-', '');

		$url = preg_replace ($find, $repl, $url);

		return $url;

	}

}
?>
